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我省流行性出血热(EHF)自1963年首例报告后,一直到1980年只有零星病例,而且分布在淮河流域,至1981年于黄河流域首次发生暴发流行。此后疫区迅速扩展,现已波及全省所有地、市,并查明为 EHF 病毒所引起。然而,其传染源种类及其在流行病学上的意义极需调查研究,
Epidemic hemorrhagic fever (EHF) in our province after the first report in 1963, only sporadic cases in 1980, but also distributed in the Huaihe River Basin, to the first outbreak in the Yellow River Basin in 1981. Since then the rapid expansion of the epidemic area, has spread to all provinces and cities across the province, and identified as caused by the EHF virus. However, its source of infection and its significance in the epidemiological study is very much needed,